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Passing arrays as url parameter
... your query parameters as an associative array:
$data = array(
1,
4,
'a' => 'b',
'c' => 'd'
);
$query = http_build_query(array('aParam' => $data));
will return
string(63) "aParam%5B0%5D=1&aParam%5B1%5D=4&aParam%5Ba%5D=b&aParam%5Bc%5D=d"
http_build_query() h...
What size should apple-touch-icon.png be for iPad and iPhone?
...
146
Updated list December 2019, iOS13
One icon for iOS 180x180 px and one for android 192x192 px (d...
How to create a SQL Server function to “join” multiple rows from a subquery into a single delimited
... |
edited Oct 30 '14 at 0:55
Art
20.3k2727 gold badges8080 silver badges9696 bronze badges
answer...
Comment Inheritance for C# (actually any language)
...
Neuron
3,54333 gold badges2323 silver badges4040 bronze badges
answered Dec 5 '08 at 5:15
James CurranJames Cur...
Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?
...
patpat
15.4k44 gold badges3434 silver badges4444 bronze badges
...
How to decide font color in white or black depending on background color?
...and choose the corresponding text.
if (red*0.299 + green*0.587 + blue*0.114) > 186 use #000000 else use #ffffff
The threshold of 186 is based on theory, but can be adjusted to taste. Based on the comments below a threshold of 150 may work better for you.
Edit: The above is simple and works re...
Do asynchronous operations in ASP.NET MVC use a thread from ThreadPool on .NET 4
...uppose that you had a synchronous controller action in which you performed 4 blocking database calls in sequence. It's easy to calculate that if each database call takes 200ms, your controller action will take roughly 800ms to execute.
If you don't need to run those calls sequentially, would paral...
Linear Regression and group by in R
...
49
Here's one way using the lme4 package.
library(lme4)
d <- data.frame(state=rep(c('NY', 'C...
Flexbox: center horizontally and vertically
...v class="flex-item">3</div>
<div class="flex-item">4</div>
</div>
</div>
See demo at: http://jsfiddle.net/audetwebdesign/tFscL/
Your .flex-item elements should be block level (div instead of span) if you want the height and top/bottom padding t...
Merging objects (associative arrays)
...
204
with jquery you can call $.extend
var obj1 = {a: 1, b: 2};
var obj2 = {a: 4, c: 110};
var obj3...